You can create an empty list with a specified size using list multiplication. All you need is to create a list with None value as a placeholder then multiply it with the preferred size.empty_list = [None] * size print(empty_list) # [None, None, None, None, None]...
(temp=src_path, dest=dest_path) ret, _, _ = ops_conn.create(uri, req_data) if ops_return_result(ret): logging.error('Copy file failed.') return ERR return OK def get_file_list_cur(types=0): filelist = [] fileNames = glob.glob(FLASH_HOME_PATH + r"/*.*") try: for file...
import sysimport cfgimport pygamefrom modules import * '''定义按钮'''def Button(screen, position, text, button_size=(200, 50)): left, top = position bwidth, bheight = button_size pygame.draw.line(screen, (150, 150, 150), (left, top), (left+bwidth, top), 5) pygame.draw.line(...
1.2 删除空文件夹 ```# Python script to remove empty folders in a directoryimport osdef remove_empty_folders(directory_path):for root, dirs, files in os.walk(directory_path, topdown=False):for folder in dirs:folder_path = os...
path.getsize os.path.stat os.path.isabs os.path.supports_unicode_filenames os.path.isdir os.path.sys os.path.isfile os.path.walk os.path.islink os.path.warnings os.path.ismount 1、跟文件路径相关 basename():去文件路径基名 dirname():去文件路径目录名 join():将字符串连接起来 split()...
import pygame as p import random as r # Initialize the pygame p.init() color_code_black = [0, 0, 0] color_code_white = [255, 255, 255] # Set the height and width of the screen DISPLAY = [500, 500] WINDOW = p.display.set_mode(DISPLAY) # Create an empty list to store posit...
``` # Python script to create image thumbnails from PIL import Image def create_thumbnail(input_path, output_path, size=(128, 128)): image = Image.open(input_path) image.thumbnail(size) image.save(output_path) ``` 说明: 此Python 脚本从原始图像创建缩略图,这对于生成预览图像或减小图像大小...
append("Java") print(infos_list) ['C#', 'JavaScript', 'Java'] 指定位置插入 infos_list.insert(0,"Python") 插入列表 infos_list.insert(0,temp_list) Python在指定位置插入列表是真的插入一个列表进去,C#是把里面的元素挨个插入进去 看后面的列表嵌套,是通过下标方式获取,eg: infos_list[0][1]...
empty(空的) string(text) number date boolean error blank(空白表格) 导入模块 import xlrd 打开Excel文件读取数据 data = xlrd.open_workbook(filename)#文件名以及路径,如果路径或者文件名有中文给前面加一个 r 常用的函数 excel中最重要的方法就是book和sheet的操作 ...
# 方式一:插入到最后(default) ws1 = wb.create_sheet("Mysheet") # 方式二:插入到最开始的位置 ws2 = wb.create_sheet("Mysheet", 0) 1. 2. 3. 4. 5.选择表(sheet) # sheet 名称可以作为 key 进行索引 >>> ws3 = wb["New Title"] >>> ws4 = wb.get_sheet_by_name("New Title") ...